title: Fatal pneumonia associated with two viruses in a child with lymphoblastic leukaemia.
mesh_terms: D002675:Child, Preschool; D005260:Female; D006561:Herpes Simplex / Q000150:complications*; D006801:Humans; D007945:Leukemia, Lymphoid / Q000150:complications*; D008457:Measles / Q000150:complications; D011658:Pulmonary Fibrosis / Q000209:etiology* / Q000382:microbiology